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� ISDIATIS DISPENSER NOON CIRCUITS <br />i0 PREVENT ELECTRICAL FEEDBACK AS <br />REQUIRED BY MOST ELECTRICAL CODES <br />• Optically isolated inputs from up to eight dispensers <br />• LED's indicate when source power is applied and <br />dispenser hook signals are present <br />• Can be supplied factory wired in tandem with the FE Petro <br />Smart Controller or our standard control box <br />• Compatible with any submersible pump controller <br />• Fuse protected output to submersible pump controller <br />• Retrofittable to any existing site <br />BENEFITSI <br />• Prevents damage to dispenser relay boards caused by cross -phasing <br />• Prevents electrical feedback between dispenser hook circuits during periods of maintenance and service as required <br />by NEC 514-6, 1999, and other international codes <br />• Aids in troubleshooting dispenser hook circuits because signals are isolated <br />• Eliminates false STP run due to voltage leakage of multiple dispensers connected in parallel <br />• Small size <br />• Low cost <br />FROM <br />DISPENSERS <br />S`EF QUq�� } <br />� N <br />jt(`' KpgOa1 <br />STP-DHI <br />z STP <br />FROM z CONTROL <br />DISPENSERS 3 a o BOX <br />(t4P TO a PER Dr1' 4 <br />o� <br />